0.2(1+a)=0.5(a-2)

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Solution for 0.2(1+a)=0.5(a-2) equation: 



0.2(1+a)=0.5(a-2)

We move all terms to the left:

0.2(1+a)-(0.5(a-2))=0

We add all the numbers together, and all the variables

0.2(a+1)-(0.5(a-2))=0

We multiply parentheses

0.2a-(0.5(a-2))+0.2=0



We calculate terms in parentheses: -(0.5(a-2)), so:

0.5(a-2)

We multiply parentheses

0.5a-1

Back to the equation:

-(0.5a-1)



We get rid of parentheses

0.2a-0.5a+1+0.2=0

We add all the numbers together, and all the variables

-0.3a+1.2=0

We move all terms containing a to the left, all other terms to the right

-0.3a=-1.2

a=-1.2/-0.3

a=+4

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